package com.itpengwei.strategy;


/**
 * @author: pengwei
 * @date: 2019/11/28 2:35 下午
 * 优惠券策略
 */
public class CouponPayment implements PaymentMethodBase {

    @Override
    public double payment(double totalmoney) {
        return totalmoney + 10;
    }
}
